KR101977931B1 - 리튬 이차전지용 음극활물질의 제조 방법 및 이를 적용한 리튬 이차전지 - Google Patents

리튬 이차전지용 음극활물질의 제조 방법 및 이를 적용한 리튬 이차전지 Download PDF

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KR101977931B1
KR101977931B1 KR1020160166995A KR20160166995A KR101977931B1 KR 101977931 B1 KR101977931 B1 KR 101977931B1 KR 1020160166995 A KR1020160166995 A KR 1020160166995A KR 20160166995 A KR20160166995 A KR 20160166995A KR 101977931 B1 KR101977931 B1 KR 101977931B1
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amorphous silicon
negative electrode
active material
amorphous
particles
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KR20170069163A (ko
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조래환
이용주
김은경
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주식회사 엘지화학
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Priority to PL16873388T priority Critical patent/PL3382779T3/pl
Priority to PCT/KR2016/014452 priority patent/WO2017099523A1/ko
Priority to US15/751,916 priority patent/US10511048B2/en
Priority to EP16873388.9A priority patent/EP3382779B1/en
Priority to CN201680049763.2A priority patent/CN107925067B/zh
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    • H—ELECTRICITY
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    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
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    • C01B33/021—Preparation
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/24—Deposition of silicon only
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    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/134—Electrodes based on metals, Si or alloys
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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    • H01M4/364—Composites as mixtures
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
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    • H01M4/366—Composites as layered products
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
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    • H01M4/64—Carriers or collectors
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    • H01M4/667—Composites in the form of layers, e.g. coatings
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    • C—CHEMISTRY; METALLURGY
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    • C01P2004/60—Particles characterised by their size
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    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
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    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027—Negative electrodes
    • H—ELECTRICITY
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    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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    • Y02E60/10—Energy storage using batteries
    • Y02E60/122—

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  • Chemical Kinetics & Catalysis (AREA)
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KR1020160166995A 2015-12-10 2016-12-08 리튬 이차전지용 음극활물질의 제조 방법 및 이를 적용한 리튬 이차전지 Active KR101977931B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
PL16873388T PL3382779T3 (pl) 2015-12-10 2016-12-09 Sposób wytwarzania materiału czynnego anody dla akumulatora litowego i akumulator litowy, w którym stosuje się ten sposób
PCT/KR2016/014452 WO2017099523A1 (ko) 2015-12-10 2016-12-09 리튬 이차전지용 음극활물질의 제조 방법 및 이를 적용한 리튬 이차전지
US15/751,916 US10511048B2 (en) 2015-12-10 2016-12-09 Method of preparing negative electrode active material for lithium secondary battery and lithium secondary battery using the same
EP16873388.9A EP3382779B1 (en) 2015-12-10 2016-12-09 Method for preparing anode active material for lithium secondary battery and lithium secondary battery to which method is applied
CN201680049763.2A CN107925067B (zh) 2015-12-10 2016-12-09 制备锂二次电池用负极活性材料的方法和使用所述负极活性材料的锂二次电池

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR20150176263 2015-12-10
KR20150176259 2015-12-10
KR1020150176263 2015-12-10
KR1020150176259 2015-12-10
KR1020150176265 2015-12-10
KR20150176265 2015-12-10

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KR101977931B1 true KR101977931B1 (ko) 2019-05-13

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US (1) US10511048B2 (pl)
EP (1) EP3382779B1 (pl)
KR (1) KR101977931B1 (pl)
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PL (1) PL3382779T3 (pl)

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KR101968733B1 (ko) 2017-09-26 2019-04-12 울산과학기술원 복합음극활물질, 이의 제조 방법 및 이를 포함하는 음극을 구비한 리튬이차전지
KR102207529B1 (ko) 2018-03-14 2021-01-26 주식회사 엘지화학 비정질 실리콘-탄소 복합체, 이의 제조방법 및 이를 포함하는 리튬 이차전지
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KR102633552B1 (ko) * 2018-12-11 2024-02-06 주식회사 엘지에너지솔루션 리튬 이차전지용 음극 및 이를 포함하는 리튬 이차전지
KR102159693B1 (ko) * 2018-12-26 2020-09-24 울산과학기술원 복합 음극활물질, 이의 제조 방법, 및 이를 포함한 음극을 구비한 리튬 이차 전지
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KR102694221B1 (ko) * 2021-06-25 2024-08-13 주식회사 한솔케미칼 음극 활물질, 그의 제조방법 및 이를 포함하는 리튬 이차전지
CN115832267B (zh) * 2021-09-16 2024-10-11 南宁宸宇新能源科技有限公司 非晶硅/硬碳复合材料及其制备和在锂离子电池中的应用
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KR101494715B1 (ko) 2012-11-30 2015-02-23 강원대학교산학협력단 리튬 이차 전지용 음극 활물질, 이의 제조 방법, 그리고 이를 포함하는 음극 및 리튬 이차 전지
CN103904307A (zh) * 2012-12-24 2014-07-02 宁波杉杉新材料科技有限公司 硅碳复合材料及其制备方法和应用
KR101939270B1 (ko) 2012-12-27 2019-01-16 삼성전자주식회사 이차전지용 음극활물질, 이차전지용 도전성 조성물, 이를 포함하는 음극재료, 이를 포함하는 음극구조체 및 이차전지, 및 이들의 제조방법
CN103474667B (zh) * 2013-08-16 2015-08-26 深圳市贝特瑞新能源材料股份有限公司 一种锂离子电池用硅碳复合负极材料及其制备方法
KR101551682B1 (ko) 2014-01-21 2015-09-09 경상대학교산학협력단 전극 및 전극 활물질의 제조방법
KR101612602B1 (ko) 2014-03-19 2016-04-14 오씨아이 주식회사 탄소-실리콘 복합체, 이를 포함하는 이차전지용 음극활물질 및 탄소-실리콘 복합체를 제조하는 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025206809A1 (ko) * 2024-03-29 2025-10-02 오씨아이 주식회사 실리콘계 음극재 및 이를 포함하는 이차전지

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US20180269519A1 (en) 2018-09-20
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